package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class Test2 {
    public static void main(String[] args) {
        UserInfo userInfo = InputUtil.getInputObject(new UserInfo(), "请删除用户", "删除");
        try (Connection connection = DBUtil.getConnection()) {
            String sql = "DELETE  FROM userinfo " +
                    "WHERE username=?";
            PreparedStatement ps = connection.prepareStatement(sql);
            ps.setString(1, userInfo.getUsername());
            int i = ps.executeUpdate();
            if (i > 0) {
                System.out.println("删除成功");
            } else {
                System.out.println("删除失败");
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
